--- a/taskcluster/ci/test/mochitest.yml
+++ b/taskcluster/ci/test/mochitest.yml
@@ -24,16 +24,20 @@ job-defaults:
 mochitest:
     description: "Mochitest plain run"
     suite:
         by-test-platform:
             linux64-jsdcov/opt: mochitest/plain-chunked-coverage
             default: mochitest/plain-chunked
     treeherder-symbol: M()
     loopback-video: true
+    run-on-projects:
+        by-test-platform:
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
+            default: built-projects
     instance-size:
         by-test-platform:
             linux64-jsdcov/opt: xlarge
             android.*: xlarge
             default: default
     chunks:
         by-test-platform:
             android-4.3-arm7-api-16/debug: 48
@@ -258,17 +262,17 @@ mochitest-devtools-chrome:
             default: default
 
 mochitest-gpu:
     description: "Mochitest GPU run"
     suite: mochitest/gpu
     treeherder-symbol: M(gpu)
     run-on-projects:
         by-test-platform:
-            .*-qr/.*: ['mozilla-central', 'autoland', 'mozilla-inbound', 'try']  # exclude beta and project branches
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
             default: built-projects
     loopback-video: true
     instance-size:
         by-test-platform:
             android.*: xlarge
             default: default
     virtualization: virtual-with-gpu
     e10s:
@@ -295,17 +299,17 @@ mochitest-media:
     suite: mochitest/mochitest-media
     treeherder-symbol: M(mda)
     max-run-time:
         by-test-platform:
             windows10-64-ccov/debug: 7200
             default: 5400
     run-on-projects:
         by-test-platform:
-            .*-qr/.*: ['mozilla-central', 'autoland', 'mozilla-inbound', 'try']  # exclude beta and project branches
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
             default: built-projects
     loopback-video: true
     virtualization:
         by-test-platform:
             windows10-64-qr/.*: virtual-with-gpu
             default: virtual
     instance-size:
         by-test-platform:
@@ -368,17 +372,17 @@ mochitest-valgrind:
 
 mochitest-webgl:
     description: "Mochitest webgl run"
     suite: mochitest/mochitest-gl
     treeherder-symbol: M(gl)
     run-on-projects:
         by-test-platform:
             windows10-64-ccov/.*: []  # Do not run on Windows ccov, see bug 1419475.
-            .*-qr/.*: ['mozilla-central', 'autoland', 'mozilla-inbound', 'try']  # exclude beta and project branches
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
             default: built-projects
     virtualization: virtual-with-gpu
     chunks:
         by-test-platform:
             android.*: 10
             windows.*: 8
             default: 3
     e10s:

--- a/taskcluster/ci/test/reftest.yml
+++ b/taskcluster/ci/test/reftest.yml
@@ -19,17 +19,17 @@ job-defaults:
                     - unittests/win_taskcluster_unittest.py
 
 crashtest:
     description: "Crashtest run"
     suite: reftest/crashtest
     treeherder-symbol: R(C)
     run-on-projects:
         by-test-platform:
-            .*-qr/.*: ['mozilla-central', 'autoland', 'mozilla-inbound', 'try']  # exclude beta and project branches
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
             default: built-projects
     instance-size:
         by-test-platform:
             android.*: xlarge
             default: default
     virtualization:
         by-test-platform:
             windows10-64-qr/.*: virtual-with-gpu
@@ -49,16 +49,20 @@ crashtest:
             windows10-64-asan.*: 3
             default: default
 
 jsreftest:
     description: "JS Reftest run"
     suite: reftest/jsreftest
     schedules-component: jsreftest  # scheduling for this reftest is different from the others..
     treeherder-symbol: R(J)
+    run-on-projects:
+        by-test-platform:
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
+            default: built-projects
     instance-size:
         by-test-platform:
             android.*: xlarge
             default: default
     chunks:
         by-test-platform:
             android-4.3-arm7-api-16/debug: 100
             android.*: 40
@@ -87,16 +91,20 @@ jsreftest:
 reftest:
     description: "Reftest run"
     suite: reftest/reftest
     treeherder-symbol: R(R)
     worker-type:
         by-test-platform:
             windows10-64.*: buildbot-bridge/buildbot-bridge
             default: null
+    run-on-projects:
+        by-test-platform:
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
+            default: built-projects
     instance-size:
         by-test-platform:
             android.*: xlarge
             default: default
     virtualization: virtual-with-gpu
     chunks:
         by-test-platform:
             android-4.3-arm7-api-16/debug: 56

--- a/taskcluster/ci/test/web-platform.yml
+++ b/taskcluster/ci/test/web-platform.yml
@@ -27,16 +27,20 @@ web-platform-tests:
     max-run-time:
         by-test-platform:
             windows10-64-ccov/debug: 10800
             default: 7200
     e10s:
         by-test-platform:
             linux32/debug: both
             default: true
+    run-on-projects:
+        by-test-platform:
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
+            default: built-projects
     mozharness:
         chunked: true
         extra-options:
             - --test-type=testharness
 
 web-platform-tests-headless:
     description: "Web platform test headless run"
     suite: web-platform-tests
@@ -73,16 +77,20 @@ web-platform-tests-reftests:
         by-test-platform:
             macosx.*: 1
             windows.*: 1
             default: 6
     e10s:
         by-test-platform:
             linux32/debug: both
             default: true
+    run-on-projects:
+        by-test-platform:
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
+            default: built-projects
     mozharness:
         extra-options:
             - --test-type=reftest
 
 web-platform-tests-reftests-headless:
     description: "Web platform reftest headless run"
     suite: web-platform-tests-reftests
     treeherder-symbol: W(WrH)
@@ -109,16 +117,20 @@ web-platform-tests-reftests-headless:
 
 web-platform-tests-wdspec:
     description: "Web platform webdriver-spec run"
     suite: web-platform-tests-wdspec
     treeherder-symbol: W(Wd)
     mozharness:
         extra-options:
             - --test-type=wdspec
+    run-on-projects:
+        by-test-platform:
+            .*-qr/.*: ['trunk', 'try']  # exclude beta and project branches
+            default: built-projects
 
 web-platform-tests-wdspec-headless:
     description: "Web platform webdriver-spec headless run"
     suite: web-platform-tests-wdspec
     treeherder-symbol: W(WdH)
     run-on-projects: []  # disabled pending releng approval
     mozharness:
         extra-options: